to disappoint someone
誰かを失望させる (dareka o shitsubō saseru)
"I felt really let down when my friend didn’t show up."
"友達が来なかったとき、私は本当に失望しました。" (Tomodachi ga konakatta toki, watashi wa hontōni shitsubō shimashita.)
to continue moving toward your goals despite challenges
to combine or mix aspects from different cultural background...
to react suddenly with fear or surprise
to go in the direction of a place
to withdraw from a project, agreement, or deal
to use one’s past knowledge or experience as a resource